0K1588 Carburetor for Generac GP15000 GP17500 Portable Generator GT990 0G4612

Product Overview

The Carburetor is a precision fuel metering component for large Generac portable generators. It ensures reliable cold starts and smooth engine operation under heavy loads. For generator owners experiencing hard starting or surging, this Carburetor restores factory fuel delivery to the GT990 engine.

Key Features & Performance

• Exact OEM-spec design for plug-and-play installation
• Pre-calibrated throttle and choke linkages for consistent idle
• Corrosion-resistant aluminum body with zinc-plated hardware
• Includes gaskets and o-rings for a leak-free seal
• Optimized fuel circuits prevent hesitation during load changes
• Tested for flow rate and mixture to match Generac requirements

Fitment & Compatibility

• Generac GP15000 (GT990 engine)
• Generac GP17500 (GT990 engine)

Common Uses

• Replacing a clogged or leaking carburetor on a portable generator
• Restoring power reliability during home backup or job site use
• Fixing surging or stalling issues caused by ethanol fuel deposits
• Preventive maintenance before extended generator storage periods

Technical Specifications

• Part Number(s): 0K1588, 0G4612
• Engine Application: Generac GT990
• Generator Models: GP15000, GP17500
• Fuel Type: Gasoline
• Material: Cast aluminum body
• Includes: Carburetor, gaskets, O-rings

Frequently Asked Questions

Q: Does this carburetor require synchronization with the governor? A: No, the mechanical linkage is preset; simply bolt on, connect fuel line, and set idle screw if needed.

Q: Is it compatible with both manual and electric start generators? A: Yes, it fits all GT990-powered GP15000 and GP17500 models regardless of start type.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.